Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...

Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

A team of scientists from the Istituto Nazionale di Astrofisica (INAF) in Italy, led by astronomer Eloisa Poggio, looked ...

The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the galaxy’s disc, an echo of something mysterious in our galaxy’s ancient past.

For years, astronomers have predicted a dramatic fate for our galaxy: a head-on collision with Andromeda, our nearest large galactic neighbor. This merger—expected in about 5 billion years—has become ...

In a discovery that could reshape our understanding of how galaxies form and evolve, astronomers have identified the most distant spiral galaxy candidate ever observed—a vast, mature system that ...

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. While the Milky Way is generally always visible from Earth, certain times of year are better for ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper read by one of his ...

Every one of us is unique and important, but at the same time, we’re a microscopic part of something that’s beyond ...